Torus

/tˈɔːɹəs/

/tˈoːɹəs/

Torus

a convex, semi-circular molding or projection that is often used to ornament the base or capital of a column, providing visual interest and a decorative touch

synonyms : tore

a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle

synonyms : toroid

Examples

1. so The torus has got euclidean structure.

2. A torus has two types of radius.

3. What is a flat torus?

4. On a torus you need seven colours.